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Class Information
Number: 52/740.9
Name: Static structures (e.g., buildings) > Shaft (i.e., elongated rigid structure) > Tension member (e.g., re-bar) > Axially twisted
Description: Structure which is twisted about its longitudinal axis to present a generally helical shape or edge.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6988340 |
End termination of tension leg |
Jan. 24, 2006 |
| 6612085 |
Reinforcing bars for concrete structures |
Sep. 2, 2003 |
| 5097646 |
Compound building member |
Mar. 24, 1992 |
| 4651924 |
Twisted angle tie-bar for railway tie |
Mar. 24, 1987 |
| 4469756 |
Method of and apparatus for forming an outwardly projecting bulge in a steel wire strand for forming an anchor in concrete |
Sep. 4, 1984 |
| 4401479 |
Apparatus and method for processing wire stand cable for use in prestressed concrete structures |
Aug. 30, 1983 |
| 4393638 |
Anchor rod, method of setting it in place and method of its manufacture |
Jul. 19, 1983 |
| 4079165 |
Composite materials |
Mar. 14, 1978 |
| 3936278 |
Reinforcing elements |
Feb. 3, 1976 |
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